Tamiya’s double gearbox packs two independent gear trains into a compact and affordable package that is great for small mobile robots. Each side can be assembled to have one of four gear ratios: 12.7:1, 38:1, 115:1, or 344:1.

Set Left/Right Ratios Independently

This gearboxe features two motors with their own respective output shafts. Four different gear ratios may be selected and different ratios may be set for the left and right motors. The gearbox case, gears, and crank arm are made from durable plastic material while the shafts are made from metal. Two Type 130 motors included.

Perfect for Use with Remote Controllers

This gearbox can be paired with a Tamiya Remote Controller for various Educational Construction models such as bulldozers and tanks which require control of left and right outputs. Just like other Educational Construction Series items, the output shaft is a 3mm hex type.